Small Block Chevy Magnum Cranks

Small Block Chevy Callies 3.875″ Stroke Magnum Cranks, SAM11A-MG,SAM21A-MG

$3,510.00 Each - Free Shipping

Callies Magnum crankshafts are one of the most durable competition crankshafts ever made. They offer exceptional wear and strength for high horsepower applications.

  • All Rod Journals Lightened
  • Premium Ultra Case Heat Treated SAE 4340 Steel
  • 3.875″ Stroke
  • 350 or 400 Mains
  • 2.100″ Rod Journals
  • Enhanced rod oiling through the use of Main Bearing Oil Hole Lead-ins
  • Gun Drilled Mains
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Stroke Mains Pins Cammed for Rod Length Part Number
3.875″ 350 2.100″ 6.000″ SAM11A-MG
3.875″ 400 2.100″ 6.000″ SAM21A-MG
Weight 54 lbs
Dimensions 30 × 10 × 10 in
Main Cap Style

350, 400

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